Home / 92,585.40-127,766.34-50,143.56

Finding the Fourth Proportional to 92,585.40, 127,766.34 and 50,143.56

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Solution

The fourth proportional to 92,585.40, 127,766.34 and 50,143.56 is: 69,197.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,585.40 : 127,766.34 = 50,143.56 : x
  2. Step 2: Convert to fraction form
    92,585.40/127,766.34 = 50,143.56/x
  3. Step 3: Cross multiply
    92,585.40x = 127,766.34 × 50,143.56
  4. Step 4: Simplify right side
    92,585.40x = 6,406,659,135.77
  5. Step 5: Solve for x
    x = 6,406,659,135.77/92,585.40
  6. Step 6: Final answer
    x = 69,197.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.